what can you tell us about it? well, if mother nature did have a fire hose this certainly would be it. this is tropical moisture that begins west of hawaii, some 3,000, 4,000 miles away from the west coast but it makes this journey all the way from there all the way to the west coast. this tropical moisture can even be an old hurricane from 10 days ago somewhere out in the eastern pacific ocean. it slams into the west coast and everybody gets a ton of rainfall. and in this case, just tonight and tomorrow we're looking at widespread rainfall totals of two inches or more from seattle in western washington all the way down to san francisco, the bay area, even southern california will get heavy rain from the system. >> i understand there's also snow to expect. >> there's a lot of snow to expect. not in california, because pineapple express is this tropical moisture can sometimes move up the coast and give us a high snow level. but if you're talking oregon, and washington and idaho and montana, it's snowing lightly this